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Cheap flights from New Orleans to Illinois from $65

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New Orleans to Illinois departing on 6/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from New Orleans to Illinois

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
5:21 pm - 8:55 am
MSY
-
STL
15h 34m
1 stop
Frontier Logo
6:33 pm - 4:21 pm
STL
-
MSY
21h 48m
1 stop
$154Frontier
Thu, Jun 4 - Sun, Jun 7
Frontier Logo
5:21 pm - 5:33 pm
MSY
-
STL
24h 12m
1 stop
Frontier Logo
6:33 pm - 4:21 pm
STL
-
MSY
21h 48m
1 stop
$164Frontier
Mon, Jun 1 - Thu, Jun 4
American Airlines Logo
6:00 pm - 11:30 pm
MSY
-
MLI
5h 30m
1 stop
American Airlines Logo
6:52 pm - 11:44 pm
MLI
-
MSY
4h 52m
1 stop
$261American Airlines
Tue, Jun 2 - Tue, Jun 9
American Airlines Logo
9:26 am - 6:26 pm
MSY
-
MLI
9h 00m
2 stops
American Airlines Logo
6:00 am - 11:44 am
MLI
-
MSY
5h 44m
1 stop
$266American Airlines
Tue, Jun 2 - Tue, Jun 9
United Airlines Logo
6:30 am - 12:38 pm
MSY
-
PIA
6h 08m
1 stop
United Airlines Logo
5:43 pm - 10:46 pm
PIA
-
MSY
5h 03m
1 stop
$287United Airlines
Thu, Jul 23 - Wed, Jul 29
Delta Logo
11:00 am - 3:29 pm
MSY
-
BMI
4h 29m
1 stop
Delta Logo
4:19 pm - 8:32 pm
BMI
-
MSY
4h 13m
1 stop
$309Delta
Tue, Jun 2 - Tue, Jun 9
Delta Logo
9:09 am - 4:37 pm
MSY
-
MLI
7h 28m
1 stop
Delta Logo
5:17 pm - 10:45 pm
MLI
-
MSY
5h 28m
1 stop
$324Delta
Tue, May 19 - Tue, May 26
Multiple Airlines Logo
5:21 pm - 10:37 am
MSY
-
RFD
17h 16m
2 stops
Multiple Airlines Logo
4:42 pm - 9:31 am
RFD
-
MSY
16h 49m
1 stop
$340Multiple Airlines
Wed, May 20 - Wed, Jun 10
United Airlines Logo
7:00 am - 1:29 pm
MSY
-
PAH
6h 29m
1 stop
United Airlines Logo
5:00 am - 12:56 pm
PAH
-
MSY
7h 56m
1 stop
$344United Airlines
Wed, Aug 12 - Sat, Aug 15
Multiple Airlines Logo
10:11 am - 7:45 am
MSY
-
RFD
21h 34m
1 stop
Multiple Airlines Logo
4:42 pm - 9:31 am
RFD
-
MSY
16h 49m
1 stop
$378Multiple Airlines
Thu, Jun 4 - Wed, Jun 10

Frontier flights from New Orleans to Illinois

Our best Frontier deals on New Orleans to Illinois flight tickets
Frontier
Jun 4
MSY5:21 pmNew Orleans Louis Armstrong
15h 34m
1 stop
STL8:55 amLambert-St Louis
Jun 7
STL6:33 pmLambert-St Louis
21h 48m
1 stop
MSY4:21 pmNew Orleans Louis Armstrong
$154
Frontier
Jun 1
MSY5:21 pmNew Orleans Louis Armstrong
24h 12m
1 stop
STL5:33 pmLambert-St Louis
Jun 4
STL6:33 pmLambert-St Louis
21h 48m
1 stop
MSY4:21 pmNew Orleans Louis Armstrong
$164
Frontier
Jun 1
MSY9:55 pmNew Orleans Louis Armstrong
21h 28m
1 stop
STL7:23 pmLambert-St Louis
Jun 7
STL6:33 pmLambert-St Louis
21h 48m
1 stop
MSY4:21 pmNew Orleans Louis Armstrong
$175

American Airlines flights from New Orleans to Illinois

Our best American Airlines deals on New Orleans to Illinois flight tickets
American Airlines
Jun 2
MSY6:00 pmNew Orleans Louis Armstrong
5h 30m
1 stop
MLI11:30 pmMoline Quad-City
Jun 9
MLI6:52 pmMoline Quad-City
4h 52m
1 stop
MSY11:44 pmNew Orleans Louis Armstrong
$261
American Airlines
Jun 2
MSY9:26 amNew Orleans Louis Armstrong
9h 00m
2 stops
MLI6:26 pmMoline Quad-City
Jun 9
MLI6:00 amMoline Quad-City
5h 44m
1 stop
MSY11:44 amNew Orleans Louis Armstrong
$266
American Airlines
Jul 3
MSY5:27 pmNew Orleans Louis Armstrong
7h 14m
1 stop
MLI12:41 amMoline Quad-City
Jul 6
MLI6:50 pmMoline Quad-City
4h 57m
1 stop
MSY11:47 pmNew Orleans Louis Armstrong
$285

momondo Fare Finder

 
Customize your flight search to find flights from New Orleans to Illinois that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated May 7, 2026.
Use the filters below to find and compare flights from New Orleans to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New OrleansSt. Louis

MSY - STL

MSYSTL

New Orleans Louis Armstrong

Thu 6/4

5:21 pm-8:55 am

1 stop15h 34m

Lambert-St Louis

Sun 6/7

6:33 pm-4:21 pm

1 stop21h 48m

$154

New OrleansSt. Louis

MSY - STL

MSYSTL

New Orleans Louis Armstrong

Mon 6/1

5:21 pm-5:33 pm

1 stop24h 12m

Lambert-St Louis

Thu 6/4

6:33 pm-4:21 pm

1 stop21h 48m

$164

New OrleansMoline

MSY - MLI

MSYMLI

New Orleans Louis Armstrong

Tue 6/2

6:00 pm-11:30 pm

1 stop5h 30m

Moline Quad-City

Tue 6/9

6:52 pm-11:44 pm

1 stop4h 52m

$261

New OrleansMoline

MSY - MLI

MSYMLI

New Orleans Louis Armstrong

Tue 6/2

9:26 am-6:26 pm

2 stops9h 00m

Moline Quad-City

Tue 6/9

6:00 am-11:44 am

1 stop5h 44m

$266

New OrleansPeoria

MSY - PIA

MSYPIA

New Orleans Louis Armstrong

Thu 7/23

6:30 am-12:38 pm

1 stop6h 08m

Greater Peoria

Wed 7/29

5:43 pm-10:46 pm

1 stop5h 03m

$287
Quickest round-trip

New OrleansBloomington

MSY - BMI

MSYBMI

New Orleans Louis Armstrong

Tue 6/2

11:00 am-3:29 pm

1 stop4h 29m

Bloomington-Normal

Tue 6/9

4:19 pm-8:32 pm

1 stop4h 13m

$309

New OrleansMoline

MSY - MLI

MSYMLI

New Orleans Louis Armstrong

Tue 5/19

9:09 am-4:37 pm

1 stop7h 28m

Moline Quad-City

Tue 5/26

5:17 pm-10:45 pm

1 stop5h 28m

$324

New OrleansChicago

MSY - RFD

MSYRFD

New Orleans Louis Armstrong

Wed 5/20

5:21 pm-10:37 am

2 stops17h 16m

Chicago Greater Rockford

Wed 6/10

4:42 pm-9:31 am

1 stop16h 49m

$340

New OrleansPaducah

MSY - PAH

MSYPAH

New Orleans Louis Armstrong

Wed 8/12

7:00 am-1:29 pm

1 stop6h 29m

Paducah Barkley Regional

Sat 8/15

5:00 am-12:56 pm

1 stop7h 56m

$344

New OrleansChicago

MSY - RFD

MSYRFD

New Orleans Louis Armstrong

Thu 6/4

10:11 am-7:45 am

1 stop21h 34m

Chicago Greater Rockford

Wed 6/10

4:42 pm-9:31 am

1 stop16h 49m

$378

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Illinois from

How to get the cheapest flight ticket from New Orleans to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from New Orleans is in February. Flight prices, which tend to average around $18, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of February, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $50.

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from New Orleans to Illinois is on a Friday when prices can be found for as low as $331. Flights from New Orleans to Illinois on a Monday will generally be more expensive and average around $613. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the evening. Flights from New Orleans to Illinois during this time can be as low as $114. Flights at noon are often more expensive with an average ticket price of $528.

What is the cheapest New Orleans Louis Armstrong to Illinois flight route?

Fly from New Orleans Louis Armstrong to Chicago O'Hare Intl for the best New Orleans Louis Armstrong - Illinois flight prices

How far in advance should I book a flight from New Orleans to Illinois?

You are more likely to see cheaper flights to Illinois from New Orleans when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $249 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from New Orleans for as low as $188 on momondo.

Can stopping save me money on New Orleans to Illinois flights?

No. A direct flight is the cheapest option for a flight between New Orleans to Illinois.

Cheap New Orleans to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New Orleans to Illinois

Best Price Found

$179

Fastest flight time

1h 45m

Direct flights

Every day

Airports in Illinois

98 airports
The best one-way flight to Illinois from New Orleans in the past 72 hours is $179. The best round-trip flight deal from New Orleans to Illinois found on momondo in the last 72 hours is $277.
The fastest flight from New Orleans to Illinois takes 1h 45m
Direct flights go from New Orleans to Illinois every day.
There are 98 airports in Illinois. From New Orleans there are direct flights to Chicago O'Hare Intl (ORD), Chicago Midway (MDW), Lambert-St Louis (STL).
Search flight deals

Frequently asked questions about flying from New Orleans to Illinois

  • When did momondo last update prices for flights from New Orleans Louis Armstrong Airport to Illinois?

    Prices for flights from New Orleans Louis Armstrong Airport to Illinois were last updated today.

  • How many operators does momondo search for flights from New Orleans Louis Armstrong Airport to Illinois?

  • How old do you have to be to fly from New Orleans Louis Armstrong Airport to Illinois?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from New Orleans Louis Armstrong Airport to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from New Orleans to Illinois?

Best airlines flying from New Orleans to Illinois

Compare and see reviews for airlines that fly from New Orleans to Illinois with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $18Free CancellationRating
5.6
2,964 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $78Free CancellationRating
6.3
8,639 reviews
Search Spirit Airlines flights
United AirlinesPriceFrom $133Free CancellationRating
7.4
9,690 reviews
Search United Airlines flights
American AirlinesPriceFrom $163Free CancellationRating
7.1
11,669 reviews
Search American Airlines flights
SouthwestPriceFrom $173Free CancellationRating
7.9
4,301 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from New Orleans to Illinois?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from New Orleans to Illinois. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from New Orleans to Illinois with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for New Orleans to Illinois flights to just show those with flexible booking policies.

How can momondo help me find flights from New Orleans to Illinois?

Once you have performed a search for New Orleans to Illinois flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from New Orleans to Illinois right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of New Orleans to Illinois flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Illinois trip

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